We are the professional manufacturer of elevator balance compensation chains including WFB and WFC serials in China. WFB elevator compensation chains are suitable to these elevators that their speed is higher than 1.75m/s.The surface of WFBcompensation chains is covered by elastic rubber and plastic mixture. So they are soft, flexible and resist attrition. At the meantime they have no noise and have long life.For WFB serial,we supply WFB075/QL075, WFB100/QL10, WFB150/QL15, WFB200/QL20, WFB250/QL25, WFB300/QL30, WFB350/QL35, WFB400/QL40.WFC elevator compensation chains are suitable to these elevators that their speed isless than 1.75m/s.The surface of WFCcompensation chains is covered by PVC.Their surface is smooth and they have no noise when elevators work.For WFC serial,we supply WFC050/EB050, WFC075/EB075, WFC100/EB10, WF125/EB125, WFC150/EB15, WFC200/EB20, WFC250/EB25, WFC300/EB30, WFC350/EB35, WFC400/EB40